Power Supply
| Circuit / Schematic diagram of | Description |
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High Voltage DC Supply (circuit on demand) |
Output voltage 100-150 Volt DC from 6 volt battery supply. |
| Isolated 5V power supply (circuit on demand) | Isolated supply suitable for building two supply from a single supply. |
| Transformer less 5V power supply (circuit on demand) | Low current and cheap power supply suitable for microcontroller and low current application like Light emitting diode. |
| +/- 12V Power Supply | Based on 7812 and 7912 regulators. |
| 1.3V Power Supply | The circuit can replace the use of small batteries. |
| 9-V Stabilized Power supply | Regulated DC Power Supply |
| DC Adapter Power Supply | |
| Variable 3 - 24 Volt / 3 Amp Supply | |
| AT PC Power Supply 1 | Computer power supply |
| AT PC Power Supply 2 | |
| AT PC Power Supply 3 | |
| AT PC Power Supply 4 | |
| AT PC Power Supply 5 | |
| 0 to 30 Volt Lab Supply | Power supply without using modern regulators. |
| Dual polarity power supply | Based on LM317 and LM337 adjustable voltage regulator |
| High Current Power Supply | Based on 2N3055 NPN power transistor |
| Open loop supplying 1watt power | Suitable to be connected to devices like µC in their sleep mode. |
| Isolated 5V 1A power supply | Isolated power supply from a regulated 5V dc supply |
| High Voltage Supply from ignition coil | Based on 555 timer |
| Simple 9,12,15 Volt Power supply | Uses different transformer tapping for different voltage range |
| Quasiresonant converter using CMOS IC: | |
| Simple ±12V power supply | A simple circuit can provide ±12V from a 5V |
| Simple Boost Converter Generates 27 & 87V | |
| 600 Volt Power Supply | Full wave voltage doubler that converts 230V to 600V |
| Transformer less Power Supply | Regulated DC supply without transformer |
| Transformer less Power Supply 2 | |
| Transformer less Power Supply 3 | The circuits were used to control mains equipment hrough an optically isolated triac such as the MOC 3020. |
| Transformer less Power Supply 4 | Low power and cheapest power supply |
| Transformer less Power Supply 5 | Based on voltage regulator, supplies 150mA Current |
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| Power Supplies & Transformers | |
| DC Power Supply using Step Down Rectifier | |
| 10 to 30K Volt Flyback Power Supply | Based on 2N3055 used in push pull oscillator configuration |
| 13V 20A Power Supply Unit | |
| 1 kV Power Supply | |
| Night-Vision Scope Power supply | |
| High Voltage supply for electronic fence | Based on 555 timer operated in monostabel and astable mode |
| Mosfet stabilized High Voltage Power Supply | |
| High Voltage Adjustable Power Supplies | |
| High Voltage Generator | The circuit can be used for breakdown tester |
| 1500V DC power supply | The circuit can be used to supply power to laser unit |
| High Voltage High Current Power Supply | Based on step up transformer |
| High Voltage Low Current Supply | Uses 2N3700 as a switch to control the oscillator |
| DC UPS | Supplies 5V and 12V DC even in case of power failure |
| 12 Volt 30 Amp Power Supply | Using a single 7812 IC voltage regulator and multiple outboard pass transistors |
| UPS for USB devices | |
| Reference voltage for multiple ADCs | |
| Multiple Voltage Power Supply | |
| Regulator Provides ±12V from 5V Source | |
| Variable Dual Lab Power Supply | 800mA and +/-1.2 to +/- 25 Volt Power supply |
| Laboratory Variable Power Supply | |
| Soft Start power Supply | The output voltage rises slowly and reaches 15 V in 5 seconds |